/**
 * Created by admin on 2017/2/11.
 */
//存放主要交互逻辑js代码
// javascript 模块化
var seckill = {
    //封装秒杀相关 ajax 的url
    URL: {
        now: function () {
            return '/seckill/time/now';
        },
        exposer: function (seckillId) {
            return '/seckill/' + seckillId + '/exposer';
        },
        execution: function (seclillId, md5) {
            return '/seckill/' + seclillId + '/' + md5 + '/execution';
        }

    },

    //处理秒杀逻辑
    handleSeckill: function (seckillId, node) {
        //获取秒杀地址，控制显示逻辑 执行秒杀
        node.hide().html('<button class="btn btn-primary btn-lg" id="killBtn">开始秒杀</button>');
        $.post(seckill.URL.exposer(seckillId), {}, function (result) {
            //回调函数中执行交互逻辑
            if (result && result['success']) {
                var exposer = result['data'];
                if (exposer['exposed']) {
                    //开启秒杀
                    //获取秒杀地址
                    var md5 = exposer['md5'];
                    var killUrl = seckill.URL.execution(seckillId, md5);
                    console.log('killUrl:'+killUrl);

                    $('#killBtn').one('click',function () {
                        //绑定执行秒杀请求操作
                        //第一步禁用按钮
                        $(this).addClass('disabled')
                        //发送秒杀请求
                        $.post(killUrl,{},function (result) {
                            if (result && result['success']){
                                var killResult = result['data'];
                                var state = killResult['state'];
                                var stateInfo = killResult['stateInfo'];
                                node.html('<span class="label label-success">'+stateInfo+'</span>');
                            }
                        });
                    });
                    node.show();
                } else {
                    //未开启秒杀
                    var now = exposer['now'];
                    var start = exposer['start'];
                    var end = exposer['end'];
                    //重新计算计时逻辑
                    start.countdown(seckillId, now, start, end);
                }

            } else {
                console.log('result:' + result)
            }
        })
    },
    //验证手机号
    validatePhone: function (phone) {
        if (phone && phone.length == 11 && !isNaN(phone)) {
            return true;
        } else {
            return false;
        }


    },

    countdown: function (seckillId, nowTime, startTime, endTime) {
        var seckillBox = $('#seckill-box')
        if (nowTime > endTime) {
            //秒杀结束
            seckillBox.html('秒杀结束')
        } else if (nowTime < startTime) {
            //秒杀未开始 计时时间绑定
            var killTime = new Date(startTime + 1000);
            seckillBox.countdown(killTime, function (event) {
                //控制时间格式
                var format = event.strftime('秒杀倒计时: %D天 %H时 %M分 %S秒')
                seckillBox.html(format);
                /*时间完成回调事件*/
            }).on('finish.countdown', function () {
                //获取秒杀地址，控制显示逻辑 执行秒杀
                console.log('______fininsh.countdown');
                seckill.handleSeckill(seckillId, seckillBox);
            });
        } else {
            //秒杀开始
            // seckillBox.
            seckill.handleSeckill(seckillId, seckillBox)
        }

    },

    //详情页秒杀逻辑
    detail: {
        //详情页初始化
        init: function (params) {
            //手机验证和登录，计时交互
            //规划交互流程
            //在cookie 中查找手机号
            var killPhone = $.cookie('killPhone');
            var startTime = params['startTime'];
            var endTime = params['endTime'];
            var seckillId = params['seckillId'];

            //验证手机号
            if (!seckill.validatePhone(killPhone)) {
                //绑定phone
                //控制输出
                var killPhoneModal = $('#killPhoneModal');
                killPhoneModal.modal({
                    show: true,//显示弹出层
                    backdrop: 'static', //禁止位置关闭
                    keyboard: false //关闭键盘是事件
                });
                $('#killPhoneBtn').click(function () {
                    var inputPhone = $('#killPhoneKey').val();
                    console.log(" input,输入" + inputPhone);
                    if (seckill.validatePhone(inputPhone)) {
                        //写入  电话 到 cookie（7天过期）
                        $.cookie('killPhone', inputPhone, {expires: 7, path: '/seckill'});
                        //验证通过刷新页面
                        window.location.reload();
                    } else {
                        //todo 错误文案信息抽取到前端的数据字典里
                        $('#killPhoneMessage').hide().html('<label class="label label-danger">手机号错误!</label>').show(300);
                    }
                });
            }
            //已经登录
            //计时交互
            $.get(seckill.URL.now(), {}, function (result) {
                if (result && result['success']) {
                    var nowTime = result['data'];
                    //时间判断
                    seckill.countdown(seckillId, nowTime, startTime, endTime)
                } else {
                    console.log('result:' + result);
                }
            });
        }
    }
}
